Vulnerability CVE-2015-3206


Published: 2017-08-25

Description:
The checkPassword function in python-kerberos does not authenticate the KDC it attempts to communicate with, which allows remote attackers to cause a denial of service (bad response), or have other unspecified impact by performing a man-in-the-middle attack.

Type:

CWE-287

(Improper Authentication)

Vendor: Python
Product: Pykerberos 
Vendor: Apple
Product: Pykerberos 

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial

 References:
http://www.openwall.com/lists/oss-security/2015/05/21/3
http://www.securityfocus.com/bid/74760
https://bugzilla.redhat.com/show_bug.cgi?id=1223802
https://github.com/apple/ccs-pykerberos/issues/31
https://pypi.python.org/pypi/kerberos

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